<html>
    <body>
        <div class="container">
            <video id="localvideo"></video>
            <button id="joinBtn" type="submit">加入</button>
            <!-- <button id="callBtn"class="btn btn-primary" type="submit">呼叫</button>
            <button id="quitBtn" class="btn btn-primary" type="submit">退出</button> -->
        </div>
    </body>

    <script src="/js/wst-live.js"></script>
</html>